Anniversary Parade For Spratt Patent: Feb 5th 1850

By Terry Drollinger; posted February 6, 2008

Lets have a parade for one of the most important dates in Lightning Rod Insulator history. On Feb. 5, 1850 James Spratt of Cincinnati Ohio was issued Patent No. 7076 for "Improvement in Attachments for Lightning Conductors". See

http://reference.insulators.info/patents/detail/?patent=7076&type=U

This parade shows most of the styles, with the exception of the Micro-Spratt and color variants.